OpenTechnical

OT-2026-000037929

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, pulsed blow-off after set-down

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000037929) never changes.

Identity and time

Publication numberOT-2026-000037929 · never reused
Internal UUID01a0ae77-f88a-727b-8c3e-fa5d6053d78f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:53.146436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037929
StatusPUBLIC

Content hashes

Canonical textbeb97deab6f519b1c78db3aca3a19f9166030cf8bb349bb65f7219c400a70cb9
Markdown04b8c76d51fa3f0dfde9b6643b60a73d6b9cea6388bca31a7ba099ac532b6e2f
PDF
Publication page2217c36937ae9db15b2de0f7849fdff5b36863fa55a2efbf3bdd8df0f9f64f1c
Manifestbde9106efe80a8d3f31899c55bed0e0b70f820c37eabe2bac7adbf9840367353

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureIEAF+8y3k6fG3sg2kMyT1foP/CQj5cbtr3vdpCmO8ykSmH6HEzGKLv9xK8SUwu8lkmFUB0xGs9LbYuk+etnNBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:23:12.610254ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037929
observed 2217c36937ae9db15b2de0f7849fdff5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:12.593835ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037929/manifest.json
observed bde9106efe80a8d3f31899c55bed0e0b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:12.575797ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037929/publication.md
observed 04b8c76d51fa3f0dfde9b6643b60a73d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:12.556530ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037929/publication.txt
observed beb97deab6f519b1c78db3aca3a19f91...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.